The birds of British Guiana : based on the collection of Frederick Vavasour McConnell - Chubb, Charles, 1851 -1924 (Bernard Quaritch, 1916)

The birds of Chile - Hellmayr, Carl Eduard, 1878 -1944 (Field Museum of Natural History, 1932)

The birds of Colorado - Cooke, Wells W. (Wells Woodbridge), 1858 -1916 (State Agricultural College, Agricultural Experiment Station, 1897)

The birds of eastern North America - Maynard, C. J. (Charles Johnson), 1845 -1929 (Maynard, 1881)

The birds of eastern North America : known to occur east of the ninetieth meridian - Cory, Charles B. (Charles Barney), 1857 -1921 (Field Columbian Museum, 1899)

The birds of eastern North America known to occur east of the ninetieth meridian - Field Museum of Natural History. (Bay State Pub. Co, 1900)

The birds of eastern North America known to occur east of the ninetieth meridian - Field Columbian Museum. (Printed for the Field Columbian Museum [by A. Mudge], 1899)

The birds of eastern North America : with original descriptions of all the species which occur east of the Mississippi River, between the Arctic circle and the Gulf of Mexico, with full notes upon their habits, etc - Maynard, C. J. (Charles Johnson), 1845 -1929 (C.J. Maynard & co, 1896)

The birds of eastern North America : with original descriptions of all the species which occur east of the Mississippi River, between the Arctic circle and the Gulf of Mexico, with full notes upon their habits, etc - Maynard, C. J. (Charles Johnson), 1845 -1929 (C.J. Maynard & Co, 1872)

The birds of El Salvador - Dickey, Donald R. (Donald Ryder), 1887 -1932 (Field Museum of Natural History, 1938)

The Birds of Haiti and San Domingo - Cory, Charles B. (Charles Barney), 1857 -1921 (1885)

The birds of India : being a natural history of all the birds known to inhabit continental India, with descriptions of the species, genera, families, tribes, and orders, and a brief notice of such families as are not found in India, making it a manual of ornithology specially adapted for India - Jerdon, T. C. (Thomas Claverhill), 1811 -1872 (Printed for the Author by the Military Orphan Press, 1862)

The birds of India : being a natural history of all the birds known to inhabit continental India, with descriptions of the species, genera, families, tribes, and orders, and a brief notice of such families as are not found in India, making it a manual of ornithology specially adapted for India - Jerdon, T. C. (Thomas Claverhill), 1811 -1872 (Printed for the Author by the Military Orphan Press, 1864)

The birds of Indiana; a descriptive catalog of the birds that have been observed within the state, with an account of their habits - Butler, Amos W. (Amos William), 1860 -1937 (W. B. Burford, Contractor for State Printing, 1898)

The birds of Indiana : a descriptive catalog of the birds that have been observed within the state, with an account of their habits - Butler, Amos W. (Amos William), 1860 -1937 (W. B. Burford, Contractor for State Printing, 1898)

The birds of Indiana. A descriptive catalogue of the birds that have been observed within the state, with an account of their habits - Butler, Amos W. (Amos William), 1860 -1937 (Indiana Dept. of Geology and Natural Resources, 1898)

The birds of Indiana. A descriptive catalogue of the birds that have been observed within the state, with an account of their habits - Butler, Amos W. (Amos William), 1860 -1937 (1898)

The birds of Iowa - Anderson, Rudolph Martin, 1876 -1961 (Davenport Academy of Sciences, 1907)

The birds of Jamaica - Gosse, Philip Henry, 1810 -1888 (J. Van Voorst, 1847)

Birds of La Plata - Hudson, W. H. (William Henry), 1841 -1922 (E. P. Dutton, 1920)

Birds of La Plata - Hudson, W. H. (William Henry), 1841 -1922 (J.M. Dent & Sons ltd, 1920)

Birds of Michigan - Cook, Albert John, 1842 -1916 (R. Smith & co., state printers and binders, 1893)

The birds of North America : the descriptions of species based chiefly on the collections in the Museum of the Smithsonian Institution - Baird, Spencer Fullerton, 1823 -1887 (J.B. Lippincott & Co, 1860)

The birds of North and Middle America : a descriptive catalogue of the higher groups, genera, species, and subspecies of birds known to occur in North America, from the Arctic lands to the Isthmus of Panama, the West Indies and other islands of the Caribbean sea, and the Galapagos Archipelago - Ridgway, Robert, 1850 -1929 (Govt. Print. Off, 1916)

The birds of Ohio; a revised catalogue - Jones, Lynds, 1865 -1951 (Academy of Science, 1903)

Birds of Pennsylvania. Provisional list, including natives, permanent residents, winter residents, spring and fall migrants, occasional visitants and "stragglers" or accidental visitants - Warren, Benjamin Harry, 1858 -1926

Birds of Porto Rico - Wetmore, Alexander, 1886 -1978 (U.S. Dept. of Agriculture, 1916)

The birds of the Chicago area - Woodruff, Frank Morley (Jennings and Graham], 1907)

The birds of the Chicago area - Woodruff, Frank Morley (Printed by Jennings and Graham], 1907)

Birds of the Colorado valley ... scientific and popular information concerning North American ornithology - Coues, Elliott, 1842 -1899 (Govt. Print. Off, 1878)

The birds of the Isle of Pines - Todd, W. E. Clyde (Walter Edmond Clyde), 1874 -1969 (1916)

The birds of the Leeward islands, Caribbean sea - Cory, Charles B. (Charles Barney), 1857 -1921 (1909)

Birds of the Northwest: a hand-book of the ornithology of the region drained by the Missouri River and its tributaries - Coues, Elliott, 1842 -1899 (Govt. Print. Off, 1874)

The birds of the Rio Madeira - Hellmayr, Carl Eduard, 1878 -1944 (Novitates Zoologicae, 1910)

Birds of the Rockies - Keyser, Leander S. (Leander Sylvester), 1856 -1937 (A. C. McClurg and co, 1902)

Birds of the southern Lesser Antilles - Clark, Austin Hobart, 1880 -1954 (Printed for the Society of Natural History, 1905)

Birds of the United States east of the Rocky Mountains; a manual for the identification of species in hand or in the bush - Apgar, A. C. (Austin Craig), 1838 -1908 (American Book Co, 1898)

The birds of the West Indies : including all species known to occur in the Bahama Islands, the Greater Antilles, the Caymans, and the Lesser Antilles, excepting the islands of Tobago and Trinidad - Cory, Charles B. (Charles Barney), 1857 -1921 (Estes & Lauriat, 1889)

Birds of the world for young people - Knight, Charles Robert, 1874 -1953 (F.A. Stokes Company, 1909)

Birds of the world; a popular account - Ridgway, Robert, 1850 -1929 (Holt, 1909)

The birds of Tierra del Fuego - Crawshay, Richard, 1862 -1958 (B. Quaritch, 1907)

Birds of western and northwestern Mexico - Lawrence, George N. (George Newbold), 1806 -1895 (Published by the Society, 1874)

Birds: the elements of ornithology ; with 174 illustrations whereof 140 are original drawings - Mivart, St. George Jackson, 1827 -1900 (R.H. Porter, 1892)

Boletim biológico (A Sociedade, 1933)

Boletim do Museu Goeldi (Museu Paraense) de Historia Natural e Ethnographia - Museu Goeldi. (Estabelecimento Graphice de C. Wiegandt, 1906)

Boletim do Museu Goeldi (Museu Paraense) de Historia Natural e Ethnographia - Museu Goeldi. (Estabelecimento Graphice de C. Wiegandt, 1907)

Boletim do Museu Goeldi (Museu Paraense) de Historia Natural e Ethnographia - Museu Goeldi. (Estabelecimento Graphice de C. Wiegandt, 1911)

Boletim do Museu Rocha (O Museu, 1911)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1876)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1875)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1884)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1887)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1916)

Boletin de la Sociedad de Biología de Concepción - Sociedad de Biología de Concepción. ([Universidad de Concepción], 1927)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1910)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1913)

Bollettino dei musei di zoologia ed anatomia comparata della R. Università di Torino - Università di Torino. Musei di zoologia ed anatomia comparata. (Accame, 1894)

Bollettino dei musei di zoologia ed anatomia comparata della R. Università di Torino - Università di Torino. Musei di zoologia ed anatomia comparata. (Accame, 1895)

Bollettino dei musei di zoologia ed anatomia comparata della R. Università di Torino - Università di Torino. Musei di zoologia ed anatomia comparata. (Accame, 1899)

Bollettino dei musei di zoologia ed anatomia comparata della R. Università di Torino - Università di Torino. Musei di zoologia ed anatomia comparata. (Accame, 1900)